Any motion which repeats itself at regular intervals of time is known as periodic motion. If a body moves back and forth repeatedly about its mean position then it is said to be in oscillatory motion.

Nudge something away from where it was at rest, and often it will push back. And then overshoot. From atoms to bridges to wheeled luggage, much of the world is in simple harmonic motion Yesterday my ...

IT is said that Tansen, the legendary composer of Indian classical music and one of the nine jewels of the Mughal Kingw Akbar, shattered most of the glasses in the court with the recital of Deepak ...